Home / 42,497,188.20-63,745,782.30-13,746,230.10

Finding the Fourth Proportional to 42,497,188.20, 63,745,782.30 and 13,746,230.10

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Solution

The fourth proportional to 42,497,188.20, 63,745,782.30 and 13,746,230.10 is: 20,619,345.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,497,188.20 : 63,745,782.30 = 13,746,230.10 : x
  2. Step 2: Convert to fraction form
    42,497,188.20/63,745,782.30 = 13,746,230.10/x
  3. Step 3: Cross multiply
    42,497,188.20x = 63,745,782.30 × 13,746,230.10
  4. Step 4: Simplify right side
    42,497,188.20x = 876,264,191,400,307.12
  5. Step 5: Solve for x
    x = 876,264,191,400,307.12/42,497,188.20
  6. Step 6: Final answer
    x = 20,619,345.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.